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Radiant|Lab Grown|IGI

3.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG835640010

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG835640010

Diamond specifications and retailer prices

From $1,087 AUD
$762 USD
As of November 1, 2026
Save $8,188 AUD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $9,275 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.55ct lab-grown radiant diamond

This 3.55ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835640010 or 835640010. Listed at 22 retailers as of November 1, 2026, with prices from $1,087 to $9,275, a $8,188 spread on the same certified stone. Brilliant Earth lists it at $9,275. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.5°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835640010
Dimensions10.94 × 7.44 × 4.75 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.94 mm7.44 mm3.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835640010
Side View
Table 63.0%Crown 50.5°Girdle: Slightly ThickPavilion 32.3°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $9,275 AUD|Low: $1,306 AUD|High: $9,275 AUD|Avg: $3,367 AUD|+1.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 12$1,377 AUD
Retailer 2$1,517 AUD
Retailer 5$1,618 AUD
Retailer 6$1,997 AUD
Retailer 8$2,808 AUD
Retailer 3$2,878 AUD
Retailer 11$2,888 AUD
Retailer 7$3,550 AUD
Retailer 4$3,841 AUD
Retailer 9$3,871 AUD
Retailer 13$4,088 AUD
Retailer 10$4,909 AUD
Brilliant Earth$9,275 AUD

36 data points across 13 retailers

22 retailers$1,087 AUD to $9,275 AUD

Retailer 1
-
$932 AUD
$653 USD
Price last confirmed 31 days ago
Retailer 2
-
$1,057 AUD
$741 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
$1,087 AUD
$762 USD
View
Final sale: no returns
Retailer 4
-
$1,127 AUD
$790 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$1,377 AUD
$965 USD
View
A
Retailer 6
-
$1,517 AUD
£837 GBP
View
A
Retailer 7
-
$1,590 AUD
$1,114 USD
View
A
Retailer 8
-
$1,618 AUD
$1,134 USD
View
A
Retailer 9
-
$1,997 AUD
£1,102 GBP
View
B+
Retailer 10
-
$2,808 AUD
View
B+
Retailer 11
-
$2,878 AUD
$2,017 USD
View
B+
Retailer 12
-
$2,888 AUD
ZAR 32,693 ZAR
View
Retailer 13
-
$3,497 AUD
$2,451 USD
View
Price last confirmed 32 days ago
B+
Retailer 14
-
$3,550 AUD
View
B
Retailer 15
-
$3,841 AUD
$2,692 USD
View
B
Retailer 16
-
$3,861 AUD
$2,706 USD
View
B
Retailer 17
-
$3,871 AUD
£2,136 GBP
View
B
Retailer 18
-
$4,088 AUD
$2,865 USD
View
B
Retailer 19
-
$4,449 AUD
$3,118 USD
View
B
Retailer 20
-
$4,909 AUD
£2,709 GBP
View
B
Retailer 21
-
$8,618 AUD
$6,040 USD
View
Most Expensive
B
Brilliant Earth
21655863A · Nov 2
$9,275 AUD
$6,500 USD
View
21 more retailers have this diamond
Prices start from $1,087 AUDSave up to $8,188 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.55ct Radiant
$1,087 AUD